1. a yellow or brown paste made from the seeds of a mustard plant, used as a condiment
2. a plant with yellow flowers whose seeds are used to make the condiment

1. having a dark yellow color like mustard

Examples

• She spread mustard on her sandwich.
• The hot dog came with ketchup and mustard.
• Farmers grow mustard plants for their seeds.
• The recipe calls for Dijon mustard.
• He wore a mustard-colored sweater.
• The walls were painted mustard yellow.